d - 28.575 mm

D - 57.150 mm

T - 19.845 mm

B - 19.355 mm

C - 15.875 mm

a - 5.9 mm

r1 min. - 3.6 mm

r2 min. - 1.6 mm

Weight - 0,228 Kg

Basic dynamic load rating (C) - 48800 kN

Basic static load rating (C0) - 57100 kN

(Grease) Lubrication Speed - 5800 r/min

(Oil) Lubrication Speed - 8200 r/min

Calculation factor (e) - 0.33

Calculation factor (Y0) - 1.00

Calculation factor (Y1) - 1.82

• Model Number:H-1988R/H-1922
• Inner Diameter：28.575mm Outer Diameter：57.150mm Width：19.845mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:air purification,tooth filling,Other Machine Tools,hydraulic actuator,diving equipment,Solenoid Valves,special broaching machine,milling head plug,non-motor vehicle Electric car,spectrometer,aerial work equipment
• Similar models:KOYO 1988R/1922 Timken 1988/1932 Fersa 1988/1922 AST 1988/1922 FBJ 1988/1932 Fersa 1988/1931 CX 1988/1932 CX 1988/1922 NACHI H-1988R/H-1922 ISB 1988/1922
• BEARING POWER International Trading Co.,Ltd. specialize in H-1988R/H-1922 products，there is large inventory of NACHI H-1988R/H-1922 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the H-1988R/H-1922 Which NACHI H-1988R/H-1922 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  15106/15245	26,987	62	19,05	Timken	Tapered Roller Bearings
  29356-E1	280	440	95	INA	Thrust Roller Bearings
  3479/3420	36,512	79,375	29,37	CX	Tapered Roller Bearings
  39580/w/2/39520/2	57,15	112,712	30,162	CRAFT	Tapered Roller Bearings
  637	7	26	9	ISO	Deep Groove Ball Bearings
  71938C	190	260	33	AST	Angular Contact Ball Bearings
  ASTT90 11050	110	115		AST	Plain Bearings
  BTH-1215AD	55	90	54	SKF	Tapered Roller Bearings
  FYTB 35 WF	35			SKF	Bearing Units
  HM88649/10	34,925	72,233	25,4	ISO	Tapered Roller Bearings
  SA1-25B	25	42	20	NTN	Plain Bearings
  SDM8SMG	8	15	11,5	KOYO	Linear Bearings
  SILQG12ESA	12			SKF	Plain Bearings
  TAFI 102216	10	22	16	IKO	Needle Roller Bearings
  NKJ45/25A	45	62	25	FAG	NEEDLE BEARINGS
  H2317.300	85	110		FAG	ADAPTERS
  231SM220MA	220	400	128	FAG	SPLIT SPHERICAL ROLLER BEARINGS
  NUP221	105	190	36	SKF	CYLINDRICAL ROLLER BEARINGS
  FT-23	1.8750	3.2187		Andrews	THRUST BALL BEARINGS
  NU305E	25	62	17	STEYR	CYLINDRICAL ROLLER BEARINGS